import router from './router'
import store from './store'
// import { Message } from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import { getToken } from '@/utils/auth/token' // get token from cookie
import { getPageTitle } from '@/utils/get-title'
import Mgr from '@/utils/auth/security-service'

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const whiteList = ['/login', '/auth-redirect', '/signin-oidc', '/signout-callback-oidc.vue', '/silent-renew'] // no redirect whitelist

router.beforeEach(async (to, from, next) => {
  // start progress bar
  NProgress.start()

  // set page title  
  document.title = getPageTitle(to.meta.title)

  // determine whether the user has logged in
  const hasToken = getToken()

  if (hasToken) {
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
      next({ path: '/' })
      NProgress.done() // hack: https://github.com/PanJiaChen/vue-element-admin/pull/2939
    } else {
      const hasGenerateRoutes = store.getters.granted_routes && store.getters.granted_routes.length > 0
      if (hasGenerateRoutes) {
        next()
      } else {
        try {
          // get user info
          await store.dispatch('session/init');

          // generate accessible routes map based on roles
          const accessRoutes = await store.dispatch('auth/generateRoutes')
          // console.log('accessRoutes', accessRoutes);

          // dynamically add accessible routes
          router.addRoutes(accessRoutes)

          // hack method to ensure that addRoutes is complete
          // set the replace: true, so the navigation will not leave a history record
          next({ ...to, replace: true })
        } catch (error) {
          var mgr1 = new Mgr();
          mgr1.getUser().then(user => {
            if (user) {
              next()
            }
          }, err => {
            console.log(err)
          });
          NProgress.done()
        }
      }
    }
  } else {
    /* has no token*/
    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      // console.log('to.path', to.path);
      var mgr = new Mgr();
      mgr.getUser().then(user => {
        if (user) {
          next()
        }
      }, err => {
        console.log(err)
      });
      NProgress.done()
      // next(`/login?redirect=${to.path}`)
      // NProgress.done()
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})
